<?php

$error = "";
$msg = "";
$fileElementName = 'fileToUpload';
if (!empty($_FILES[$fileElementName]['error'])) {
    switch ($_FILES[$fileElementName]['error']) {

        case '1':
            $error = 'The uploaded file exceeds the upload_max_filesize directive in php.ini';
            break;
        case '2':
            $error = 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form';
            break;
        case '3':
            $error = 'The uploaded file was only partially uploaded';
            break;
        case '4':
            $error = 'No file was uploaded.';
            break;

        case '6':
            $error = 'Missing a temporary folder';
            break;
        case '7':
            $error = 'Failed to write file to disk';
            break;
        case '8':
            $error = 'File upload stopped by extension';
            break;
        case '999':
        default:
            $error = 'No error code avaiable';
    }
} elseif (empty($_FILES['fileToUpload']['tmp_name']) || $_FILES['fileToUpload']['tmp_name'] == 'none') {
    $error = 'No file was uploaded..';
} else {
    $tempTime = time();
    $msg = "Tập tin của bạn đã được tải lên thành công!";
    move_uploaded_file($_FILES['fileToUpload']['tmp_name'], "./files/pdfs/" . $tempTime . $_FILES['fileToUpload']['name']);
    $fileCode = base64_encode(base64_encode("./files/pdfs/" . $tempTime . $_FILES['fileToUpload']['name']));
}
echo "{";
echo "error: '" . $error . "',\n";
echo "msg: '" . $msg . "',\n";
echo "filecode: '" . $fileCode . "'\n";
echo "}";
?>